901277377

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{20939}}^1$

素因数の和:21013

約数の個数: 32

約数和(自身を含む): 1238307840

約数和(自身を除く): 337030463

約数列:

[1, 7, 11, 13, 43, 77, 91, 143, 301, 473, 559, 1001, 3311, 3913, 6149, 20939, 43043, 146573, 230329, 272207, 900377, 1612303, 1905449, 2994277, 6302639, 9904147, 11704901, 20959939, 69329029, 81934307, 128753911, 901277377]

約数ペア:

[(1, 901277377), (7, 128753911), (11, 81934307), (13, 69329029), (43, 20959939), (77, 11704901), (91, 9904147), (143, 6302639), (301, 2994277), (473, 1905449), (559, 1612303), (1001, 900377), (3311, 272207), (3913, 230329), (6149, 146573), (20939, 43043)]